Features: Stainless steel reinforcement: Reinforced with stainless steel, our fence post extender is reliable. This feature ensures that your mailbox post stays sturdy and straight, resisting any pressure or weather conditions for a long lasting performance. Enhanced compatibility: Our mail post extender bracket is highly compatible. Whether you have a wooden post or a metal one, this bracket integrates properly, showing off its practicality to suit multiple needs and requirements. Specifications: Material: stainless steel Color: silver Size: about 83.5 inch Package includes: 4 x Mail post extender bracket (equipped with 8 screws) Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays Proper Size for Versatility: our mail post extender bracket fits a 4x4 post with its 83.5 inch size; Experience the convenience and flexibility of this design, compatible with all 4x4 mailbox post designs; Whether you're using a wooden or metal post, our extender bracket adapts efficiently, making it a practical choice for various post installations Quality Material: the extender bracket is not only about aesthetics but also about durability; Made from quality materials, and reinforced with stainless steel, we ensure that your mailbox post will stay straight and true; This robust and sturdy design ensures a long lasting performance, providing the ultimate protection for your mailbox Slim Design: the fence post extender boasts a slim design allowing for easy and snag free installation; Use the included hardware to securely join two 4x4 wooden posts together with this bracket, then slip your mail post over the wooden post to complete an efficient and uncomplicated installation process Easy Installation: the mail post extender bracket brings you considerable convenience with easy installation; Simply add height to your existing 4x4 wooden post by joining a new 4x4 wooden post cut; Consequently, you seamlessly achieve the correct amount of height for your mailbox post without breaking a sweat Widely Adaptable: this fence post extender is not only for households, but also for various places that require securing mailboxes; Given its smooth, snag free installation process and compatibility with different post designs, it's suitable for offices, schools, or any establishments needing a stable and reliable mailbox setup